Evidence map›Paper›PMID 21795381›Full record

ArticleNucleic acids research2011

Efficient internal exon recognition depends on near equal contributions from the 3' and 5' splice sites.

Peter J Shepard, Eun-A Choi, Anke Busch, Klemens J Hertel

Abstract read
In one paragraph

Article in Nucleic acids research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed.

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  20. Confirmation of GRHL2 as the gene for the DFNA28 locus.American journal of medical genetics. Part A · 2013
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Peter J ShepardDepartment of Microbiology & Molecular Genetics, University of California, Irvine, Irvine, CA 92697-4025, USA.
Eun-A Choi
Anke Busch
Klemens J Hertel

Funding

Biomedical Informatics Training ProgramT15LM007443 · NLM · UNIVERSITY OF CALIFORNIA-IRVINE · PI BALDI, PIERRE · 2002 to 2012
$9.3M
MECHANISMS OF ENHANCER DEPENDENT SPLICE SITE ACTIVATIONR01GM062287 · NIGMS · UNIVERSITY OF CALIFORNIA-IRVINE · PI HERTEL, KLEMENS J · 2001 to 2019
$4.8M
NIGMS NIH HHS GM 62287NIGMS NIH HHS GM 62287S1NIGMS NIH HHS R01 GM062287NLM NIH HHS T15LM007443
6 · The paper itself

Abstract

Pre-mRNA splicing is carried out by the spliceosome, which identifies exons and removes intervening introns. In vertebrates, most splice sites are initially recognized by the spliceosome across the exon, because most exons are small and surrounded by large introns. This gene architecture predicts that efficient exon recognition depends largely on the strength of the flanking 3' and 5' splice sites. However, it is unknown if the 3' or the 5' splice site dominates the exon recognition process. Here, we test the 3' and 5' splice site contributions towards efficient exon recognition by systematically replacing the splice sites of an internal exon with sequences of different splice site strengths. We show that the presence of an optimal splice site does not guarantee exon inclusion and that the best predictor for exon recognition is the sum of both splice site scores. Using a genome-wide approach, we demonstrate that the combined 3' and 5' splice site strengths of internal exons provide a much more significant separator between constitutive and alternative exons than either the 3' or the 5' splice site strength alone.

Indexed as

Alternative SplicingExonsRNA Splice SitesHeLa CellsHumansRNA Splice Sites

Identifiers

PMID21795381
PMCPMC3203598

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.